Silicon nitride having a high tensile strength

Plastic and nonmetallic article shaping or treating: processes – Outside of mold sintering or vitrifying of shaped inorganic... – Including plural heating steps

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

264651, 264660, 264683, 264 86, C04B 35584

Patent

active

057594813

ABSTRACT:
A ceramic body comprising at least about 80 w/o silicon nitride and having a mean tensile strength of at least about 800 MPa.

REFERENCES:
patent: 4097293 (1978-06-01), Komeya et al.
patent: 4113830 (1978-09-01), Mazdiyasni et al.
patent: 4225356 (1980-09-01), Prochazka et al.
patent: 4535063 (1985-08-01), Matsuhiro et al.
patent: 4879263 (1989-11-01), Komeya et al.
patent: 4883776 (1989-11-01), Pyzik et al.
patent: 5015608 (1991-05-01), Matsuhisa et al.
patent: 5017531 (1991-05-01), Ukai et al.
patent: 5045513 (1991-09-01), Mizuno et al.
patent: 5098740 (1992-03-01), Tewari
patent: 5098872 (1992-03-01), Suyama et al.
patent: 5217931 (1993-06-01), Takami et al.
patent: 5229339 (1993-07-01), Pujari et al.
patent: 5296175 (1994-03-01), Iwasaki et al.
patent: 5369065 (1994-11-01), Yoshimura et al.
patent: 5382273 (1995-01-01), Mehrotra et al.
patent: 5384292 (1995-01-01), Matsui et al.
Yamada et al, "Analysis of Fracture Strength of Si3N4 using Weibull's Multi-Modal Distribution", J. Amer. Cer. Soc., vol. 100 pp. 1231-1235, 1992 (no month).
Toshiba Corporation, Fine Ceramics Division, Inspection Results, Mar. 15, 1993.
K. Komeya and H. Kotani, "Development of a Ceramic Antifriction Bearing", Int. J. of Materials and Product Technology, vol. 3, No. 1, 1988, Printed in UK, pp. 54-67 (no month).
Aleksander J. Pyzik and Donald R. Beaman, Microstructure and Properties of Self-Reinforced Silicon Nitride, J. Am. Ceram. Soc., vol. 76, No. 11, pp. 2737-2744, 1993 (no month).
Aleksander J. Pyzik, Daniel F. Carroll, C James Hwang, and Arthur R. Prunier, "Self-Reinforced Silicon Nitride-A New Microengineered Ceramic", The Dow Chemical Company, Central Research Advanced Ceramics Laboratory, Midland, Michigan 48674, USA, pp. 584-593 (Date not available).
Pramod K. Khandelwal, W.B.S. Element 3.2.2.2 Life Prediction Methodology for Ceramic Components of Advanced Vehicular Heat Engines, Subcontract No. 86X-SA92OC, Allison Gas Turbine Division, General Motors Coporation, pp. 217-221. (Date not available).
V. K. Pujari, K. E. Amin and P. H. Tewari, Norton Company, Advanced Ceramics, Northboro, MA 01532, "Development of Improved Processing and Evaluation of Silicon Nitride", American Soc. of Mech. Engineers, 91-GT-317, pp. 1-11, Jun. 1991.
Vimal K. Pujari and Dennis M. Tracey, Northboro Research and Development Center, Saint-Gobain/Norton Industrial Ceramics, Northboro, MA., "Processing Methods for High Reliability Silicon Nitride Heat Engine Components", American Soc. of Mech. Engineers, 93-GT-319, pp. 1-9, May 1993.
Michael R. Foley, Proceedings of the 16th Annual Conference on Composites and Advanced Ceramics Materials, Jan. 7-10. 1992, Cocoa Beach, FL, Ceramic Engineering & Science Proceedings, Sep.-Oct. 1992, pp. 978-991, Jan. 1992.
Michael R. Foley, Vimal K. Pujari, Lenny C. Sales, and Dennis M. Tracey, Saint-Gobain/Norton Industrial Ceramics Corporation, Northboro Research and Development Center, Northboro, MA, Silicon Nitride Tensile Strength Database From CTP Processing for Reliability Project. (Date not available).
V. K. Pujari, K. E. Amin and P. H. Tewari, Norton Company, Advanced Ceramics, Northboro, MA, Development of Improved Processing and Evaluation of Silicon Nitride, thke 36th ASME International Gas Turbine and Aeroengine Congress and Exposition, Jun. 3-6, 1991, Orlando, FL.
Dennis M. Tracey, Saint-Gobain/Norton Industrial Ceramics Inc., Northboro, MA, "In-Process Inspection and Control for High Reliability Si3N4", DOE/ORNL, Advanced Ceramic Manufacturing Workshop, Washington, D.C., Sep. 22, 1992.
Kristin Breder and Victor J. Tenner, High Temperature Materials Laboratory, Oak Ridge Natiional Laboratory, Oak Ridge, TN, "Comparison of Flexure Strength, Weibull parameters and Failure Modes for Five High Strength Silicon Nitrides", pp. 1-13. (Date not available).
Ceramic Technology Newsletter, No. 42, Jan.-Mar. 1994, Allied Signal Works to Commercialize High-Performance Ceramics, pp. 1-12.
Oak Ridge National Laboratory, Oak Ridge, Tennessee, Aug. 31, 1994, Ceramic Technology Project Bimonthly Technical Progress Report to DOE Office of Transportation Technologies, Jun.-Jul. 1994, D. R. Johnson, Project Manager, Ceramic Technology Project.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Silicon nitride having a high tensile strength does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Silicon nitride having a high tensile strength, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Silicon nitride having a high tensile strength will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1456165

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.